read config file strings as unicode

course_discovery/settings/production.py

@@ -28,7 +28,7 @@ try:
 except KeyError:
     CONFIG_FILE = environ['COURSE_DISCOVERY_CFG']
 
-with open(CONFIG_FILE) as f:
+with open(CONFIG_FILE, encoding='utf-8') as f:
     config_from_yaml = yaml.load(f)
 
     # Remove the items that should be used to update dicts, and apply them separately rather